he tells of his "fervents of love", his great loneliness without her. "wishing myself," he says, "in my sweetheart's arms, whose pretty dukkys i trust shortly to kiss," "dukkys" being a term in henry's day for... well, use your imagination. what is that doing in the vatican library? >> collins: we don't know how they ended up here in the vatican. it may be that some spy, maybe one of my priestly predecessors, may have stolen these letters and brought them to rome to present in the case if a trial was made for henry's request for a divorce. >> safer: but the church refused to let henry divorce catherine of aragon so he could marry anne. he married her anyway, broke with rome, and took control of the church of england. the country was largely converted to the protestant faith. >> celenza: this is one of the moments in the 16th century that leads to the fracturing of christianity, and to much of the bloodshed and the wars that, especially, the later 16th century was known for. >> safer: as man explored the planet, a scientific revolution was also underway.